“两栖纲”的概念、定义、翻译、参考文献-科学参考

单词	两栖纲
释义	两栖纲 Encyclopedia 理学两栖纲（化石）释两栖纲（化石）脊椎动物中最早登上陆地的一个门类，其他陆生脊椎动物由它发展而来。包括现生两栖类及其近亲（滑体两栖类）和古生代、中生代的非羊膜类四足动物（即“古代”两栖类）。
随便看	negative deviation Negative Dialectics negative difference between purchasing and marketing prices negative differential conductivity negative differential resistance negative direction negative dispersion negative distribution negative divergence negative domain negative dromotropic action negative edge negative effect negative effect of organizational communication negative electricity negative electrode negative electrode/cathode negative electron negative electron affinity photocathode negative element negative emotional processing negative energy negative energy state negative energy states negative energy wave

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。